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From "Arpit Agarwal (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8880) NameNode metrics logging
Date Mon, 17 Aug 2015 20:41:45 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8880?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14700184#comment-14700184
] 

Arpit Agarwal commented on HDFS-8880:
-------------------------------------

The test failures are unrelated and whitespace issues are due to existing context lines in
the patch.

> NameNode metrics logging
> ------------------------
>
>                 Key: HDFS-8880
>                 URL: https://issues.apache.org/jira/browse/HDFS-8880
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>            Reporter: Arpit Agarwal
>            Assignee: Arpit Agarwal
>         Attachments: HDFS-8880.01.patch, HDFS-8880.02.patch, HDFS-8880.03.patch, HDFS-8880.04.patch,
namenode-metrics.log
>
>
> The NameNode can periodically log metrics to help debugging when the cluster is not setup
with another metrics monitoring scheme.



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